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Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Rupatadine, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Rupatadine impurity reference standards are invaluable for pharmaceutical research, supporting product development, ANDA and DMF submissions, quality control (QC), method validation, and stability studies. They also aid in identifying unknown impurities and assessing genotoxic potential.
Our Rupatadine-related products undergo thorough characterization and are supplied with detailed Certificates of Analysis (COA) and analytical data that meet regulatory requirements. All supplied products are re-tested at regular intervals to ensure ongoing quality and compliance.

Rupatadine Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
5’-[(Desloratadine)methyl] Rupatadine-d8 Stable Isotopes CS-T-73540 1794669-33-2 Enquire
Rupatadine d4 Stable Isotopes CS-T-94289 1795153-62-6 Enquire
Rupatadine -D6 Stable Isotopes CS-O-51467 158876-82-5(Unlabelled) Enquire
Rupatadine D6 Tartrate Stable Isotopes CS-O-06947 913746-30-2(Unlabeled) Enquire
Rupatadine-d4 Fumarate Stable Isotopes CS-T-86055 1795153-63-7 Enquire
Rupatadine-d4 N-oxide Stable Isotopes CS-T-104054 1704730-21-1(unlablled) Enquire


API Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Desloratadine API Standards CS-O-00556 100643-71-8 In Stock
Rupatadine Fumarate API Standards CS-O-30752 182349-12-8 In Stock


Metabolites

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Rupatadine piperidine 1-oxide Metabolites CS-O-48060 Not Available Enquire


Impurities

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(5-Methyl-3-pyridinyl)methyl Rupatadine Impurities CS-T-81385 1422960-88-0 Enquire
5'-[(Desloratadine)methyl] Rupatadine Impurities CS-T-52178 1224515-72-3 In Stock
Rupatadine EP Impurity A Impurities CS-P-08343 1354055-68-7 Enquire
Rupatadine Impurity 6 Impurities CS-O-55996 2242584-13-8 Enquire
Rupatadine impurity A Impurities CS-EO-00012 158876-83-6 Enquire
Rupatadine Impurity B Impurities CS-O-32665 156523-04-5 In Stock


EP Standards

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Rupatadine fumarate (Y0001922) EP Standards CS-EG-00741 182349-12-8 Enquire


Fine Chemicals

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
3-Hydroxymethyl-5-Methylpyridine Fine Chemicals CS-MM-28665 102074-19-1 In Stock